#include??

#include??

#include??

#include??

#define?uint?unsigned?int??

#define?uchar?unsigned?char??

??

uint?numA_numx=0;??

uint?hmsyear=2012month=1day=22lcd_x=0lcd_y=0;??

??

uchar?code?Zifu[]=“0123456789“;??

??

sbit?beep?=?P2^3;??

??

sbit?LCD_EN?=?P3^4;??

sbit?LCD_RS?=?P3^5;??

??

sbit?duan?=?P2^6;??

sbit?wei?=?P2^7;??

??

sbit?key_A?=?P3^6;??

sbit?key_B?=?P3^7;??

??

void?delay_1ms（uchar?x）{??

????uchar?ij;??

????for（j=0;j

????????for（i=0;i<110;i++）;??

}??

??

void?write_command（uchar?command）{??

????LCD_RS?=?0;??

????LCD_EN?=?0;??

????P0?=?command;??

????delay_1ms（2）;??

????LCD_EN?=?1;?????????//EN?由1?--?0?完成?有效數(shù)據(jù)?的?鎖存??

????delay_1ms（2）;??

????LCD_EN?=?0;??

}??

??

void?write_data（uchar?fuck）{??

????LCD_RS?=?1;??

????LCD_EN?=?0;??

????P0?=?fuck;??

????delay_1ms（2）;??

????LCD_EN?=?1;??

????delay_1ms（2）;??

????LCD_EN?=?0;??

}??

??

void?lcd_post（int?Xint?Y）{?????????//01表征?第一行?和?第二行??

????write_command（0x80+X*（0x40）+Y）;??

}??

??

void?init（）{??

????h=m=s=0;??

????num=A_num=0;??

??

????LCD_EN=0;??

????write_command（0x38）;??

????write_command（0x0c）;??

????//write_command（0x06）;?//寫字符后地址指針加一??

????write_command（0x01）;??

??

????TMOD?=?0x02;??

????TH0?=?6;??

????TL0?=?6;??

????EA?=?1;??

????ET0?=?1;??

????TR0?=?1;??

??

/*時(shí)分秒*/???

????lcd_post（00）;?write_data（Zifu[h/10]）;??

????lcd_post（01）;?write_data（Zifu[h%10]）;??

??

????lcd_post（02）;?write_data（‘:‘）;??

??

????lcd_post（03）;?write_data（Zifu[m/10]）;??

????lcd_post（04）;?write_data（Zifu[m%10]）;??

??

????lcd_post（05）;?write_data（‘:‘）;??

??

????lcd_post（06）;?write_data（Zifu[s/10]）;??

????lcd_post（07）;?write_data（Zifu[s%10]）;??

??

/*年月日*/??

????lcd_post（16）;?write_data（Zifu[year/1000]）;??

????lcd_post（17）;?write_data（Zifu[（year%1000）/100]）;??

????lcd_post（18）;?write_data（Zifu[（year%100）/10]）;??

????lcd_post（19）;?write_data（Zifu[year%10]）;??

??

????lcd_post（110）;?write_data（‘-‘）;??

??

????lcd_post（111）;?write_data（Zifu[month/10]）;??

????lcd_post（112）;?write_data（Zifu[month%10]）;??

??

????lcd_post（113）;?write_data（‘-‘）;??

??

????lcd_post（114）;?write_data（Zifu[day/10]）;??

????lcd_post（115）;?write_data（Zifu[day%10]）;??

}??

??

void?di（）{??

????beep=0;?delay_1ms（100）;?beep=1;??

}??

??

void?keyscan（）{??

????if（key_A==0）{??

????????delay_1ms（3）;??

????????if（key_A==0）{??

????????????A_num++;??????

????????????di（）;??

????????????switch（A_num）{??

????????????????case?1:???????????????????????????//時(shí)??

????????????????????TR0=0;??????????????????????????

????????????????????lcd_post（01）;??

????????????????????write_command（0x0f）;??

????????????????????break;??

????????????????case?2:lcd_post（04）;break;???????//分??

????????????????case?3:lcd_

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件??????20680??2018-10-17?13:24??軟件\clock

?????文件???????2030??2018-09-18?17:23??軟件\clock.A51

?????文件???????6782??2018-09-18?20:26??軟件\clock.c

?????文件???????6516??2018-10-17?13:24??軟件\clock.hex

?????文件?????????49??2018-10-17?13:24??軟件\clock.lnp

?????文件??????17388??2018-09-18?20:16??軟件\clock.LST

?????文件??????28365??2018-10-17?13:24??軟件\clock.M51

?????文件??????11467??2018-10-17?13:24??軟件\clock.plg

????.......?????57112??2018-10-17?13:25??軟件\clock.uvopt

????.......?????13242??2018-10-08?13:08??軟件\clock.uvproj

?????文件???????5893??2018-09-25?19:44??軟件\clock2.c

?????文件??????12333??2018-09-25?19:44??軟件\clock2.LST

?????文件??????21359??2018-09-25?19:44??軟件\clock2.OBJ

?????文件??????10032??2018-10-17?13:25??軟件\clock_finish.c

?????文件??????24674??2018-10-17?13:24??軟件\clock_finish.LST

?????文件??????25255??2018-10-17?13:24??軟件\clock_finish.OBJ

????.......?????58006??2018-10-16?22:41??軟件\clock_uvopt.bak

????.......?????13230??2018-09-25?21:59??軟件\clock_uvproj.bak

?????文件???????6376??2009-05-07?14:37??軟件\STARTUP.A51

?????文件??????14063??2018-09-18?17:24??軟件\STARTUP.LST

?????文件????????749??2018-09-18?17:24??軟件\STARTUP.OBJ

?????文件??????12291??2018-10-16?22:36??軟件\新宇.c

?????文件??????30922??2018-10-16?21:14??軟件\新宇.LST

?????文件??????23762??2018-10-16?21:14??軟件\新宇.OBJ

?????文件????????517??2018-10-16?20:31??軟件\星期.c

?????文件?????115434??2018-10-16?22:36??硬件\clock.DSN

?????文件????????742??2018-10-19?15:52??硬件\clock.PWI

?????文件?????115434??2018-10-08?13:08??硬件\Last?Loaded?clock.DBK

?????目錄??????????0??2018-10-17?13:25??軟件

?????目錄??????????0??2018-10-19?15:52??硬件

............此處省略3個(gè)文件信息